CN201761359U - Electrified speed changer - Google Patents

Electrified speed changer Download PDF

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Publication number
CN201761359U
CN201761359U CN2010205216758U CN201020521675U CN201761359U CN 201761359 U CN201761359 U CN 201761359U CN 2010205216758 U CN2010205216758 U CN 2010205216758U CN 201020521675 U CN201020521675 U CN 201020521675U CN 201761359 U CN201761359 U CN 201761359U
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power
motor
controller
change
filter
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Expired - Fee Related
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CN2010205216758U
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Chinese (zh)
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姚加章
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Individual
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/64Electric machine technologies in electromobility
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/60Other road transportation technologies with climate change mitigation effect
    • Y02T10/72Electric energy management in electromobility

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  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

The utility model relates to an electrified speed changer which replaces the traditional mechanical speed changer by the electrified technique. The speed changer comprises a power input shaft, a power output shaft, an electric generator, a rectifier, a filter, a motor and a power controller, wherein the power input shaft which is driven by an engine drives the electric generator to generate electricity; the output end of the electric generator is connected to the rectifier and the filter in turn; the power controller connected to the output end of the filter is connected to the motor; the shaft of the motor is connected to the power output shaft; and the power controller controls the starting/stopping and speed change of the motor. The speed changer of the utility model not only realizes the smooth speed change function with high precision, low loss and large dynamic range, the low-loss function capable of smoothly starting an electronic clutch and the function of brake energy recycle, but also integrates the functions of the parts in a traditional vehicle such as a generator, a starting motor, a charging controller, and the like, so as to ensure that the vehicle has the advantages of simple structure, advanced function, low assembling difficulty, low manufacturing cost, energy conservation, environmental protection, and the like.

Description

Electrified change-speed box
Technical field
The utility model relates to transmission system and the arrangement of clutch that a kind of combustion gas, fuel-engined vehicle are used, be particularly related to electrified change-speed box, its essence is a power-supply change-over driving system, be to utilize electrified technology that Automotive transmission, power-transfer clutch, electrical generator, electrical motor, brake power recovering device and brake controller, charge controller etc. are scientifically combined, realize so-called stepless change and electronics clutch function.
Background technology
All the time, combustion gas, fuel oil power vehicle all are to adopt mechanical change-speed box, mechanical power-transfer clutch and mechanical drg.The change-speed box kind of use at present, volume production or research and development has principal items such as MT, AMT, AT, DCT, CVT, their mechanical transmission devices that all is to use without exception are equipped with mechanical power-transfer clutch realization speed changing function, there is following shortcoming in the change-speed box of this structure: the loss of mechanical drive link multipotency is big, be difficult to realize more satisfactory stepless change, the many assembly difficulty of component of machine are big, the abrasive action heating and the power consumption of mechanical clutch.Utilize the braking procedure of mechanical friction also to have the drawback of degradation of energy and component wear in addition.The driving system of this physical construction also needs the cooperation of many ancillary systems such as lubricated cooling of complex and expensive, has increased cost.
Therefore, in the today of advocating energy-conserving and environment-protective, this backward technology has not satisfied actual needs, but a lot of car manufactures also drops into production capacity enlarging, research and development and the merger of this mechanical transmission, mechanical clutch on a large scale.Now, the high efficiency motor technology obtains very big development, and feasible realization with the vehicular power-supply change-over drive technology of electric power becomes possibility.
Summary of the invention
In view of there is above-mentioned defective in prior art, the purpose of this utility model provides the electrified level and smooth change-speed box of a kind of function advanced person, energy-conserving and environment-protective, it can substitute the prior mechanical change-speed box and realize precision, the so-called stepless change of great dynamic range and level and smooth electronics clutch, and further can reclaim braking energy.
For achieving the above object, main design thought of the present utility model is to use electrified technology that the kinetic energy of driving engine is changed into electric energy, and then electric energy had change kinetic energy controlledly into and drive running car, by control to electric energy, realize the function of level and smooth speed change and clutch, replace traditional mechanical gearbox and mechanical clutch.It has realized functions such as so-called stepless change, clutch for clutch control, braking energy recovery, electric energy generation and charging control by integrated electricity generator, electrical motor, rectifier, filter and controller in an assembly main body.
Concrete technical scheme of the present utility model is as follows:
A kind of change-speed box, it is electrified change-speed box, comprise power input shaft, power take-off shaft, electrical generator, rectifier, filter, electrical motor and power controller, drive generator for electricity generation by engine-driven described power input shaft, the mouth of electrical generator connects rectifier and filter successively, the described power controller that is connected in filter output is connected with electrical motor, the axle of electrical motor is connected with described power take-off shaft, by rise/stopping and level and smooth speed change of described power controller control motor.
Further also can comprise charge controller, described charge controller is connected in described filter output, its mouth connects an electric power storage connection terminal, be used for when engine power is had a surplus or battery electric quantity when not enough with the electric current set to external electrical storage device charging and when engine power is not enough by external electrical storage device to described filter reverse charge.And can comprise brake controller, described brake controller is connected with described charge controller with described electrical motor, is used at glancing impact external electrical storage device is handled, is stored to the electric energy that automobile inertial causes described electrical motor rotation to be produced.
Described electrical generator, rectifier, filter, electrical motor and power controller can be installed in the same housing.Described electrical generator, rectifier, filter, electrical motor and power controller also can be installed in respectively in the different housings, are combined into one by erection method then.
During use, the clutch end of automotive engine is connected with the power input shaft of this change-speed box, the kinetic energy that driving engine drives electrical generator turning handle driving engine is converted into electric energy.The electric energy of electrical generator output becomes pulse direct current through rectifier, and super capacitor in filter or capacitor array paired pulses direct current (DC) carry out filtering and buffering again, produces the less direct current (DC) of ripple, delivers to charge controller and power controller then.Can charge to external electrical storage device through charge controller, realize energy snubber and storage than large time constant.Electric energy makes running car by the work of power controller driving motor and then by power take-off shaft, regulates by power controller and is defeated by the rotating speed that power of electric motor can change electrical motor, thereby realize the level and smooth speed change of automobile.
When power controller is output as zero to electrical motor, no power takeoff, realized power-transfer clutch " from " function, when power controller increases gradually to the output of electrical motor, power take-off shaft strengthens gradually to the propulsive effort of automobile, has realized the function that power-transfer clutch " closes ".
For realizing the recovery of deceleration of electrons and braking energy, described electrical motor should be the motor type of permanent magnetism or excitation, when automobile need be braked, send brake control signal to power controller and brake controller, when power controller is received brake control signal, stop at once power of electric motor is exported, be zero or shutoff, at this moment electrical motor is also rotating and the generation electric energy under the drive of automobile inertial, after the electric energy that brake controller produces electrical motor carries out rectifying and wave-filtering, control the electric current of a respective value according to the power of speed-slackening signal and deliver to external electrical storage device through the electric power storage connection terminal again through charge controller, electrical storage device is charged, form braking current, realized the recovery of braking energy.The direction of current of the direction of described braking current when driving is opposite, makes motor interior produce oppositely directed resistance, realizes the braking to automobile.Strong and weak brake controller according to brake control signal is controlled corresponding current value, makes it to produce corresponding braking force, and when brake control signal was strong more, the big more braking force of resistance that the big more motor interior of current value produces was big more.It is preferential to be set to brake voltage in charge controller, cuts off the send electricity of electrical generator to electrical storage device automatically during braking, to guarantee effective absorption of braking current when speed-slackening signal produces.
The electrified technology of utilizing the utility model has not only realized so-called stepless shift function and low-loss electronics clutch function that can smoothly start of precision, low-loss, great dynamic range, also integrated functions of components such as electrical generator, charge controller in the orthodox car, having saved all multi-parts such as the oil circuit of partly cooling and oil pump, is the young mobile change-speed box that replaces traditional mechanical formula change speed gear box and mechanical clutch.Compare with mechanical clutch with traditional mechanical formula change speed gear box, the utility model has significantly reduced mechanical drive link and number of components and parts, thereby can effectively reduce power transmission loss, reduces assembly difficulty and productive costs.
It is provided with charge controller, cooperate with external electrical storage device, can store the excess energy that driving engine produces, and can allow external electrical storage device and driving engine provide energy to electrical motor simultaneously, thereby can make the rotating speed state of engine long time service, thereby can reach fuel saving, avoid resonance point, reduce the effect of thump in the best.
In addition, it is provided with brake controller, combines with electrical motor and can reclaim braking energy, can reach further effect in energy saving and environmental protection, meets the industry direction that the current world and country call.
Description of drawings
Fig. 1 is the structural representation of the utility model exemplary embodiments 1;
Fig. 2 is the functional block diagram of its charge controller;
Fig. 3 is the functional block diagram of its power controller.
The specific embodiment
Below in conjunction with embodiment the utility model is further described.
With reference to Fig. 1, the electrified toric transmission of embodiment 1 comprises with lower member: power input shaft 1, electrical generator 2, rectifier 3, charge controller 4, electric power storage connection terminal 5, filter 6, electrical motor 7, power take-off shaft 8, brake controller 9, control signal connection terminal 10, power controller 11.Wherein, electrical generator 2, rectifier 3, filter 6, electrical motor 7, power controller 11 and brake controller 9 are installed in the same housing.In the present embodiment, electrical generator 2 and electrical motor 7 are arranged side by side, power take-off shaft 8 stretches out from the relative two ends of housing with power input shaft 1, power controller 11 and brake controller 9 are installed on the interior end of housing and in this end of housing described control signal connection terminal 10 are set, and rectifier 3 and filter 6 are installed on the interior other end of housing and in this end of housing described charge controller 4 and electric power storage connection terminal 5 are set.
Power input shaft 1 is connected with the axle of electrical generator 2 or is one, and driving engine drives electrical generator 2 rotary electrifications, and the kinetic energy of driving engine is converted into electric energy.The mouth of electrical generator 2 is connected with the input end of rectifier 3, and the AC energy that electrical generator 2 is sent is adjusted into pulse direct current.The mouth of rectifier 3 is connected with the input end of filter 6, and the paired pulses direct current energy carries out filtering and buffering, makes it become the less direct current (DC) of ripple.The mouth of filter 6 is divided into two-way, one the road is connected to charge controller 4, being connected to electric power storage connection terminal 5 after charging current control is used for external electrical storage device charging, another road is connected to and exports electrical motor 7 after 11 pairs of electric power of power controller are controlled to drive running car, by the micro-manipulation of electric power being realized the level and smooth speed change of automobile.Electrical motor 7 is used for that on the one hand the electric energy that inserts from power controller 11 is changed into kinetic energy and drives running car, also have the function that braking kinetic energy is changed into electric energy at glancing impact on the other hand concurrently, the braking electric energy that glancing impact electrical motor 7 produces is connected to brake controller 9 and carries out rectifying and wave-filtering, be connected to charge controller 4 then through 5 pairs of external electrical storage device chargings of electric power storage connection terminal, carry out the recovery of braking energy.Control signal connection terminal 10 is used for the received power control signal, brake control signal, various control signals such as charging control signal, wherein, power control signal is connected to the electric power output of power controller 11 controls to electrical motor 7, brake control signal is connected to power controller 11, brake controller 9 and charge controller 4, when receiving brake control signal, turn-offs power controller 11 power output to electrical motor 7, when brake controller 9 is received brake control signal, control corresponding electric current according to the power of brake control signal by the power tube in the brake controller then and be delivered to charge controller 4 and carry out the recovery of braking energy carry out rectifying and wave-filtering from the electric energy of high-efficiency electric motor 7, charge controller 4 cuts off when receiving brake control signal and being connected of the charge-discharge circuit of filter 6, and serves as preferential to connect braking current.Charging control signal is connected to charge controller 4, when driving engine 2 power are had a surplus, send charging signals the electric energy that is present in filter 3 is charged to external electrical storage device with the electric current of setting through control, when engine power is not enough, make the electric energy in the external electrical storage device carry out reverse charge to replenish the power of driving engine filter 3 according to feedback signal.
Electrical generator 2 can adopt existing efficient permanent magnet electrical generator or efficient excitation generator, its rating horsepower preferably and the rating horsepower of the driving engine of conveyance vehicle be complementary, can be converted to electric energy to the kinetic energy of driving engine efficiently effectively.
Electrical motor 7 can adopt existing high-efficiency electric motor, for permanent magnet motor or efficient exciting motor are used in the recovery that realizes braking energy, the rating horsepower of its rating horsepower and high efficiency generator 2 be complementary or the rating horsepower of also comparable high efficiency generator 2 bigger, the part electric energy that its real-time electric energy that can be effectively electrical generator 2 be sent and electrical storage device are provided is converted to specified required kinetic energy together effectively.
Rectifier 3 can adopt semiconductor rectifier or vacuum rectifier, and its power and above-mentioned high efficiency generator 2 power are complementary.The peak current that rectifier 3 can bear is set to bigger than the peak current of high efficiency generator 2, and it is more effectively worked more reliably.
Filter 6 can adopt high frequency capacitance, super capacitor, farad capacitor or its combination, if combination, high frequency capacitance should place the end near electrical generator 2.
Charge controller 4 comprises the charge-discharge circuit of a cover energy positive charge and reverse back coupling.Be the functional block diagram of charge controller 4 as shown in Figure 2, wherein B termination electric power storage connection terminal 5, P1 termination filter 6, and the mouth of P2 termination brake controller 9, C1, C2 are control signal.When engine power is had a surplus or be not enough, hold to P1 end transmission of electric energy to the B end or from B from the P1 end by control signal C1 control.At glancing impact, to open switch SW and close the charge circuit that P1 holds the B end by control signal C2, the braking electric energy of brake controller 9 outputs is delivered to the B end from the P2 end through switch SW.
Brake controller 9 comprises rectifier filer and controlled constant-current source circuit, with reference to Fig. 3, brake control signal S2 inputs to brake controller 9, the connection of the size of control brake current value and switching motor 7, when brake control signal produces, cut off the power supply of electrical motor 7 and the output of electrical motor 7 is connected to brake controller 9 and carry out rectifying and wave-filtering, after constant current control, arrive braking current mouth S3 then.For realizing the recovery of deceleration of electrons and braking energy, described electrical motor 7 should be the motor type of permanent magnetism or excitation, when automobile brake, the output of 11 pairs of electrical motors 7 of power controller disconnects or is zero, at this moment the inertia drive high-efficiency electric motor 7 owing to automobile is rotated further, induce electro-motive force at high-efficiency electric motor 7, control through the rectifying and wave-filtering and the braking current of brake controller 9, delivering to external electric power storage end with the corresponding electric current of speed-slackening signal intensity, external electrical storage device is charged, realize the recovery of braking energy.Brake controller 9 is controlled the size of absorption current according to the power of the speed-slackening signal of receiving, different absorption current produces corresponding resistance in high-efficiency electric motor 7, and the big more braking force of the big more resistance of electric current is also just big more, realizes the braking to automobile.
With reference to Fig. 3, power controller 11 comprises power control unit 110, power output module 111, pulse width modulator 112 and MCU113, what 110 pairs of electrical generators of power control unit were exported further flows to power output module 111 after the processing through the electric energy behind the rectifying and wave-filtering, MCU113 is according to the corresponding pwm signal of power control signal S1 control pulse width modulator 112 outputs that receives, and then with on/off time of the power tube of this pwm signal power controlling output module 111, thereby realize that control is defeated by the power of electrical motor 7.At glancing impact, brake control signal S2 rupturing capacity controller 11 is defeated by the electric energy of electrical motor 7, and with electrical motor 7 and brake controller 9 connections, the braking electric energy that automobile produces because of 7 rotations of inertia drive electrical motor is delivered to charge controller 4 from braking current mouth S3 and is carried out the recovery of braking energy after brake controller 9 is handled.

Claims (9)

1. change-speed box, it is characterized in that: this change-speed box is electrified change-speed box, comprise power input shaft, power take-off shaft, electrical generator, rectifier, filter, electrical motor and power controller, drive generator for electricity generation by engine-driven described power input shaft, the mouth of electrical generator connects rectifier and filter successively, the described power controller that is connected in filter output is connected with electrical motor, the axle of electrical motor is connected with described power take-off shaft, by rise/stopping and level and smooth speed change of described power controller control motor.
2. change-speed box according to claim 1, it is characterized in that: described power controller comprises power control unit, power output module, pulse width modulator and MCU, power control unit further flows to power output module after the processing to electrical generator output through the electric energy behind the rectifying and wave-filtering, MCU exports corresponding pwm signal according to the power control signal control pulse width modulator that receives, and then, be defeated by power of electric motor thereby realize controlling with the on/off time that this pwm signal power controlling is exported the power tube of module.
3. change-speed box according to claim 1, it is characterized in that: also comprise charge controller, described charge controller is connected in described filter output, its mouth connects an electric power storage connection terminal, be used for when engine power is had a surplus or battery electric quantity when not enough with the electric current set to external electrical storage device charging and when engine power is not enough by external electrical storage device to described filter reverse charge.
4. change-speed box according to claim 1, it is characterized in that: also comprise brake controller, described brake controller is connected with described electrical motor, is used for being stored to external electrical storage device after the electric energy that glancing impact causes automobile inertial described electrical motor rotation to be produced is handled.
5. change-speed box according to claim 1 is characterized in that: described electrical generator, rectifier, filter, electrical motor and power controller are installed in the same housing.
6. change-speed box according to claim 5, it is characterized in that: described electrical generator and electrical motor are arranged side by side, power take-off shaft stretches out from the relative two ends of housing with power input shaft, power controller and brake controller are installed on the interior end of housing and in this end of housing the control signal connection terminal are set, and rectifier and filter are installed on the interior other end of housing and in this end of housing charge controller and electric power storage connection terminal are set.
7. change-speed box according to claim 1 is characterized in that: described electrical generator, rectifier, filter, electrical motor and power controller are installed in respectively in the different housings, and are combined into one by erection method.
8. according to each described change-speed box among the claim 1-7, it is characterized in that: the rating horsepower of the rating horsepower of described electrical generator and the driving engine of conveyance vehicle is complementary, and the rating horsepower of described electrical motor is more than or equal to the rating horsepower of described electrical generator.
9. change-speed box according to claim 8 is characterized in that: described electrical motor is permanent magnet motor or exciting motor.
CN2010205216758U 2010-01-29 2010-08-27 Electrified speed changer Expired - Fee Related CN201761359U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205216758U CN201761359U (en) 2010-01-29 2010-08-27 Electrified speed changer

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201020107500.2 2010-01-29
CN201020107500 2010-01-29
CN2010205216758U CN201761359U (en) 2010-01-29 2010-08-27 Electrified speed changer

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107294268A (en) * 2016-04-12 2017-10-24 熵零技术逻辑工程院集团股份有限公司 A kind of transmission mechanism
CN112339544A (en) * 2019-08-07 2021-02-09 通用汽车环球科技运作有限责任公司 Electric drive unit with integrated power electronics for a vehicle powertrain
CN115716417A (en) * 2022-12-22 2023-02-28 张治成 Electromechanical direct drive system

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107294268A (en) * 2016-04-12 2017-10-24 熵零技术逻辑工程院集团股份有限公司 A kind of transmission mechanism
CN112339544A (en) * 2019-08-07 2021-02-09 通用汽车环球科技运作有限责任公司 Electric drive unit with integrated power electronics for a vehicle powertrain
CN115716417A (en) * 2022-12-22 2023-02-28 张治成 Electromechanical direct drive system

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GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110316

Termination date: 20130827